7985920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 20309184

約数和(自身を除く): 12323264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 367, 544, 640, 680, 734, 1088, 1280, 1360, 1468, 1835, 2176, 2720, 2936, 3670, 4352, 5440, 5872, 6239, 7340, 10880, 11744, 12478, 14680, 21760, 23488, 24956, 29360, 31195, 46976, 49912, 58720, 62390, 93952, 99824, 117440, 124780, 199648, 234880, 249560, 399296, 469760, 499120, 798592, 998240, 1597184, 1996480, 3992960, 7985920]

約数ペア:

[(1, 7985920), (2, 3992960), (4, 1996480), (5, 1597184), (8, 998240), (10, 798592), (16, 499120), (17, 469760), (20, 399296), (32, 249560), (34, 234880), (40, 199648), (64, 124780), (68, 117440), (80, 99824), (85, 93952), (128, 62390), (136, 58720), (160, 49912), (170, 46976), (256, 31195), (272, 29360), (320, 24956), (340, 23488), (367, 21760), (544, 14680), (640, 12478), (680, 11744), (734, 10880), (1088, 7340), (1280, 6239), (1360, 5872), (1468, 5440), (1835, 4352), (2176, 3670), (2720, 2936)]